Thread (14 messages) 14 messages, 4 authors, 2018-07-16
STALE2889d
Revisions (2)
  1. v4 [diff vs current]
  2. v5 current

[PATCH v5 4/5] ARM: dts: at91: sama5d2: add nodes for I2S controllers

From: codrin.ciubotariu@microchip.com (Codrin Ciubotariu)
Date: 2018-06-18 14:14:03
Also in: alsa-devel, linux-clk, linux-devicetree, lkml
Subsystem: the rest · Maintainer: Linus Torvalds

From: Cyrille Pitchen <redacted>

This patch adds DT nodes for I2S0 and I2S1. It also adds an alias for
each I2S node.

Signed-off-by: Cyrille Pitchen <redacted>
[codrin.ciubotariu at microchip.com: added phandle to new mux clock]
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
---

The bindings for the I2S node are applied to broonie/sound.git .

Changes in v5:
	- the previous name was:
	  [PATCH v4 6/7] ARM: dts: at91: sama5d2: add nodes for I2S controllers

 arch/arm/boot/dts/sama5d2.dtsi | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index eeb6afa1cda7..eca73ce40bc5 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -58,6 +58,8 @@
 		serial1 = &uart3;
 		tcb0 = &tcb0;
 		tcb1 = &tcb1;
+		i2s0 = &i2s0;
+		i2s1 = &i2s1;
 	};
 
 	cpus {
@@ -1313,6 +1315,22 @@
 				clocks = <&clk32k>;
 			};
 
+			i2s0: i2s at f8050000 {
+				compatible = "atmel,sama5d2-i2s";
+				reg = <0xf8050000 0x100>;
+				interrupts = <54 IRQ_TYPE_LEVEL_HIGH 7>;
+				dmas = <&dma0
+					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
+					 AT91_XDMAC_DT_PERID(31))>,
+				       <&dma0
+					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
+					 AT91_XDMAC_DT_PERID(32))>;
+				dma-names = "tx", "rx";
+				clocks = <&i2s0_clk>, <&i2s0_gclk>, <&audio_pll_pmc>, <&i2s0muxck>;
+				clock-names = "pclk", "gclk", "aclk", "muxclk";
+				status = "disabled";
+			};
+
 			can0: can at f8054000 {
 				compatible = "bosch,m_can";
 				reg = <0xf8054000 0x4000>, <0x210000 0x4000>;
@@ -1506,6 +1524,22 @@
 				status = "disabled";
 			};
 
+			i2s1: i2s at fc04c000 {
+				compatible = "atmel,sama5d2-i2s";
+				reg = <0xfc04c000 0x100>;
+				interrupts = <55 IRQ_TYPE_LEVEL_HIGH 7>;
+				dmas = <&dma0
+					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
+					 AT91_XDMAC_DT_PERID(33))>,
+				       <&dma0
+					(AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
+					 AT91_XDMAC_DT_PERID(34))>;
+				dma-names = "tx", "rx";
+				clocks = <&i2s1_clk>, <&i2s1_gclk>, <&audio_pll_pmc>, <&i2s1muxck>;
+				clock-names = "pclk", "gclk", "aclk", "muxclk";
+				status = "disabled";
+			};
+
 			can1: can at fc050000 {
 				compatible = "bosch,m_can";
 				reg = <0xfc050000 0x4000>, <0x210000 0x4000>;
-- 
2.17.1
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